what has happened in part d and president rick clinton referred to this in his speech at the democratic convention is bringing the cost of the pharmaceuticals found. but is doing is similar to what was i was talking about ability to capitalistic competition. we did a joint venture a few years ago with wal-mart and we introduced a $50 a month drug plan. fifteen dollars a month. the industry thought we were crazy to do this. but what we did its worked with wal-mart's purchasing power, wal-mart's distribution capability and management and our ability to bring solutions to our members have broader product out. it has brought down the price of part d significantly in the industry. d.c. united came out $15 it is not doing with targeted pbs. what that's doing is spurring competition to the market place. you're right, maybe you can't take the anthem plan and humana plan by the time of purchase and users individually, but the thing about medicare advantage is you can walk the next year and your ability to walk from one planned to another plan motivates me to deliver an experience as best they ca